Commercial Driver License Examination Program

Commercial Driver License Examination Program

This information is for prospective Authorized Third Party (ATP) Commercial Driver License Examination (CDLE) companies and entities that want to conduct CDL Skills testing.
  • Authorized Third Party Commercial Driver Licensing Company:
    • ATP/CDLE companies that wish to conduct CDL Skills testing

  • Commercial Driver Licensing Third Party Examiner Certification:
    • ATP companies wanting to certify additional examiners to give CDL skills testing

Authorization Information

An Authorized Third Party (ATP) Commercial Driver License Examination provider is an entity contracted and authorized by the department to administer class A, B or C driver license skills tests. The Authorized Third Party must employ at least one certified commercial driver license examiner.

Process Overview

We are intent on processing your application for ADOT/CDLE in an expeditious and timely manner. To begin the process of becoming an Authorized Tester, you will need to provide required documents.

Frequently Used Forms

Listed on this page are forms and documents that are frequently filed with Commercial Driver License Examination Program.


In accordance with Administrative Rules R17-7-301(A)(10), fingerprints are required to be submitted with each application for a Commercial Driver License Third Party Examiner Certification, so that a state and federal criminal records check can be conducted. This process is coordinated through the Arizona Department of Public Safety. Fingerprint cards may be obtained from the CDLE section.

CDL Examiner Refresher Training

CDL Examiner Training is a three-part online course covering inspection skills, basic skills and road testing. The completion of this course is required prior to renewing your CDL examiner certification.

Third-Party Driver License Examiners

Commercial Driver License (Buses)
Commercial Driver License (Trucks)
Authorized Driver License Training Provider Online Course Approval Application

CDL Office Locations

Only the MVD offices listed on this page are authorized to conduct Commercial Driver License activities.

Contact Us

To view your current medical status: CDL Medical Status Verification.

To send your current DOT Physical and for further medical information contact Medical Review Unit: [email protected].